An investment project requires the following contributions and produces the following returns:

$\backslash$table$[[$Year$,$Contribution,Retums$],[0,3,000,],[1,2,500,],[2,750,2,000],[3,750,2,000],[4,750,2,000],[5,750,2,000],[6,,2,000]]$

Find the internal rate of return for this project.

$0\mathrm{.}036$

$0\mathrm{.}047$

$0\mathrm{.}057$

$0\mathrm{.}067$

$0\mathrm{.}080$